<link rel="stylesheet" href="./lib/editor.md/css/editormd.preview.css" />
<div id="test-markdown-view">
    <!-- Server-side output Markdown text -->
    <textarea >### Hello world!    
    123
    </textarea>
</div>
<script src="./lib/jquery-3.7.0.js"></script>
<script src="./lib/editor.md/editormd.js"></script>
<script src="./lib/editor.md/lib/marked.min.js"></script>
<script src="./lib/editor.md/lib/prettify.min.js"></script>
<script type="text/javascript">
    $(function() {
	    var testView = editormd.markdownToHTML("test-markdown-view", {
        });
    });
</script>

url: 'http://localhost:8080/login/checkLogin',
async:false,
method: 'POST',
crossDomain: true,
xhrFields: { withCredentials: true },
success: function (msg) {